W3C home > Mailing lists > Public > public-audio@w3.org > April to June 2012

Re: Audio-ISSUE-60 (addEventListener): AudioNode.addEventListener not defiend [Web Audio API]

From: Olli Pettay <Olli.Pettay@helsinki.fi>
Date: Tue, 15 May 2012 23:09:43 +0300
Message-ID: <4FB2B807.3080608@helsinki.fi>
To: Chris Rogers <crogers@google.com>
CC: Audio Working Group <public-audio@w3.org>, Dominic Cooney <dominicc@google.com>
On 05/15/2012 11:06 PM, Chris Rogers wrote:
>
>
> On Tue, May 15, 2012 at 12:58 PM, Olli Pettay <Olli.Pettay@helsinki.fi <mailto:Olli.Pettay@helsinki.fi>> wrote:
>
>     On 05/15/2012 06:59 PM, Audio Working Group Issue Tracker wrote:
>
>         Audio-ISSUE-60 (addEventListener): AudioNode.addEventListener not defiend [Web Audio API]
>
>         http://www.w3.org/2011/audio/__track/issues/60 <http://www.w3.org/2011/audio/track/issues/60>
>
>         Raised by: Philip Jägenstedt
>         On product: Web Audio API
>
>         It's not clear if addEventListener is supposed to be supported or not. If it should be supported, the correct way is probably to inherit
>         EventTarget from DOM4: http://dvcs.w3.org/hg/domcore/__raw-file/tip/Overview.html#__interface-eventtarget
>         <http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html#interface-eventtarget>
>
>
>
>
>     Well, at least JavaScriptAudioNode must be EventTarget.
>     Otherwise you can't dispatch audioprocess event to it.
>     And once you can dispatch the event, AudioProcessingEvent.node is the same
>     thing as .target. So, .node could be removed.
>
>     Though, per the draft only onaudioprocess event handler is called with the event as
>     parameter. That is unique way to use events in the web platform.
>
>
> Hi Olli, sorry for the confusion here.  I think it would be better not to use EventListener and EventTarget, but instead use a more simple Callback
> approach.  This is something I've discussed a few months ago (offlist with Dominic).  I hope we can clean this part up.


In that case remove AudioProcessingEvent and rename onaudioprocess property.


>
> Chris
>
>
>
Received on Tuesday, 15 May 2012 20:10:11 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Tuesday, 15 May 2012 20:10:11 GMT